Putting training apparatus



FIG. 1 is a top view of the putting training apparatus in accordance with the present invention;

FIG. 2 is a side elevation view of the putting training apparatus in accordance with the present invention; and,

FIG. 3 is an isometric view of the putting training apparatus in accordance with the present invention.

The broken lines form no part of the claimed design. 

The ornamental design for a putting training apparatus, as shown and described. 